/*=============================================================================

  Library: CFS

  Copyright (c) German Cancer Research Center,
    Division of Medical and Biological Informatics

  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.

=============================================================================*/

#include "CFSServiceEvent.h"

#include "CFSServiceReference.h"
#include "CFSPluginConstants.h"

#include <QStringList>

//----------------------------------------------------------------------------
class CFSServiceEventData : public QSharedData
{
public:

  CFSServiceEventData(CFSServiceEvent::Type type, const CFSServiceReference& reference)
    : type(type), reference(reference)
  {

  }

  CFSServiceEventData(const CFSServiceEventData& other)
    : QSharedData(other), type(other.type), reference(other.reference)
  {

  }

  const CFSServiceEvent::Type type;
  const CFSServiceReference reference;
};

//----------------------------------------------------------------------------
CFSServiceEvent::CFSServiceEvent()
  : d(0)
{

}

//----------------------------------------------------------------------------
CFSServiceEvent::~CFSServiceEvent()
{

}

//----------------------------------------------------------------------------
bool CFSServiceEvent::isNull() const
{
  return !d;
}

//----------------------------------------------------------------------------
CFSServiceEvent::CFSServiceEvent(Type type, const CFSServiceReference& reference)
  : d(new CFSServiceEventData(type, reference))
{

}

//----------------------------------------------------------------------------
CFSServiceEvent::CFSServiceEvent(const CFSServiceEvent& other)
  : d(other.d)
{

}

//----------------------------------------------------------------------------
CFSServiceEvent& CFSServiceEvent::operator=(const CFSServiceEvent& other)
{
  d = other.d;
  return *this;
}

//----------------------------------------------------------------------------
CFSServiceReference CFSServiceEvent::getServiceReference() const
{
  return d->reference;
}

//----------------------------------------------------------------------------
CFSServiceEvent::Type CFSServiceEvent::getType() const
{
  return d->type;
}

//----------------------------------------------------------------------------
QDebug operator<<(QDebug dbg, CFSServiceEvent::Type type)
{
  switch(type)
  {
  case CFSServiceEvent::MODIFIED:          return dbg << "MODIFIED";
  case CFSServiceEvent::MODIFIED_ENDMATCH: return dbg << "MODIFIED_ENDMATCH";
  case CFSServiceEvent::REGISTERED:        return dbg << "REGISTERED";
  case CFSServiceEvent::UNREGISTERING:     return dbg << "UNREGISTERING";

  default: return dbg << "unknown service event type (" << static_cast<int>(type) << ")";
  }
}

//----------------------------------------------------------------------------
QDebug operator<<(QDebug dbg, const CFSServiceEvent& event)
{
  if (event.isNull()) return dbg << "NONE";

  CFSServiceReference sr = event.getServiceReference();
  // Some events will not have a service reference
  qlonglong sid = sr.getProperty(CFSPluginConstants::SERVICE_ID).toLongLong();
  QStringList classes = sr.getProperty(CFSPluginConstants::OBJECTCLASS).toStringList();

  dbg.nospace() << event.getType() << " " << sid << " objectClass=" << classes;
  return dbg.maybeSpace();
}
